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Marquise|Lab Grown|IGI

2.50ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG803613404

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG803613404

Diamond specifications and retailer prices

From HK$7,563 HKD
$964 USD
As of October 30, 2026
Save HK$32,764 HKD (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$40,327 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.5ct lab-grown marquise diamond

This 2.5ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG803613404 or 803613404. Listed at 20 retailers as of October 30, 2026, with prices from HK$7,563 to HK$40,327, a HK$32,764 spread on the same certified stone. Brilliant Earth lists it at HK$40,327. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.50
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803613404
Dimensions14.52 × 6.84 × 4.46 mm
L/W Ratio2.12
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.52 mm6.84 mm2.50 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803613404
Side View
Table 61.0%Crown 35.3°Girdle: STK-THKPavilion 41.2°Culet: NoneDepth 65.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$40,327 HKD|Low: HK$7,563 HKD|High: HK$62,138 HKD|Avg: HK$22,759 HKD|-35.1%
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 12
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Retailer 20
October 31, 2026
Retailer 16HK$7,563 HKD
Retailer 9HK$8,418 HKD
Retailer 4HK$8,466 HKD
Retailer 3HK$8,771 HKD
Retailer 17HK$8,898 HKD
Retailer 18HK$10,143 HKD
Retailer 5HK$10,160 HKD
Retailer 14HK$11,290 HKD
Retailer 19HK$13,525 HKD
Retailer 11HK$14,342 HKD
Retailer 10HK$14,944 HKD
Retailer 8HK$16,829 HKD
Retailer 2HK$18,900 HKD
Retailer 13HK$20,234 HKD
Retailer 6HK$24,272 HKD
Retailer 15HK$27,201 HKD
Retailer 20HK$30,542 HKD
Retailer 7HK$30,610 HKD
Retailer 12HK$33,893 HKD
Brilliant EarthHK$40,327 HKD

34 data points across 20 retailers

20 retailersHK$7,563 HKD to HK$40,327 HKD

A
Cheapest Retailer
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HK$7,563 HKD
$964 USD
A
Retailer 2
-
HK$8,418 HKD
$1,073 USD
View
A
Retailer 3
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HK$8,466 HKD
$1,079 USD
View
Final sale: no returns
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Retailer 4
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HK$8,771 HKD
$1,118 USD
View
A
Retailer 5
-
HK$8,898 HKD
£893 GBP
View
A
Retailer 6
-
HK$10,143 HKD
View
A
Retailer 7
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HK$10,160 HKD
$1,295 USD
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A
Retailer 8
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HK$11,290 HKD
$1,439 USD
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A
Retailer 9
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HK$13,525 HKD
£1,357 GBP
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A
Retailer 10
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HK$14,342 HKD
$1,828 USD
View
A
Retailer 11
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HK$14,944 HKD
€1,814 EUR
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A
Retailer 12
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HK$16,829 HKD
$2,145 USD
View
A
Retailer 13
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HK$18,900 HKD
$2,409 USD
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A
Retailer 14
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HK$20,234 HKD
$2,579 USD
View
A
Retailer 15
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HK$24,272 HKD
£2,436 GBP
View
A
Retailer 16
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HK$27,201 HKD
$3,467 USD
View
A
Retailer 17
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HK$30,542 HKD
$3,893 USD
View
A
Retailer 18
-
HK$30,610 HKD
£3,072 GBP
View
Retailer 19
-
HK$33,893 HKD
$4,320 USD
View
Price last confirmed 33 days ago
Most Expensive
B+
Brilliant Earth
19883505A · Oct 30
HK$40,327 HKD
$5,140 USD
View
19 more retailers have this diamond
Prices start from HK$7,563 HKDSave up to HK$32,764 HKD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
2.50ct Marquise
HK$7,563 HKD